CC

Chin-Wen Chen

PI Ppg Industries: 1 patents #48 of 198Top 25%
📍 Mission Viejo, CA: #17 of 54 inventorsTop 35%
🗺 California: #2,144 of 10,592 inventorsTop 25%
Overall (1989): #126,840 of 140,708Top 95%
1
Patents 1989

Issued Patents 1989

Showing 1–1 of 1 patents

Patent #TitleCo-InventorsDate
4816584 Photochromic spiro(indoline)benzoxazines Won S. Kwak 1989-03-28